Added method getNumberOfUnits
No loop header
Deleting instruction? No problem... No no no no
findPredecessor and findSuccessor
Merge branch 'TeoF'

Conflicts:
	lib/ModuloScheduling/ModuloScheduling.cpp
Added getSupportedOperand and fixed some bug
Implemented resourcesBoundEstimator()
Implemented function getFirstConflictingInstruction.
Little mods after the meeting with Minutoli.
Merge branch 'master' of github.com:m4zzu/COTPasses